Optimum Nutrition Serious Mass

Optimum Nutrition Serious Mass is a high-calorie mass gainer delivering 1250 calories, 50g of blended protein and over 250g of carbohydrates with no added sugar per serving, alongside Creatine, Glutamine, Glutamic Acid and 25 vitamins and minerals.

• 1250 calories per serving
• 50g blended protein per serving
• Over 250g carbohydrates per serving with no added sugar
• Creatine, Glutamine and Glutamic Acid per serving
• 25 vitamins and minerals per serving
• Instantised for easy mixing
• Mix 2 scoops with 700ml of cold water, milk or your preferred beverage. New users may benefit from starting with half a serving daily for the first week, then gradually increasing to one full serving.

Always read the label and follow directions for use. Supplements should not replace a balanced diet. If symptoms persist, consult your healthcare professional.

DELIVERY

For orders over $120, we offer FREE postage Australia wide
For orders below $120, the regular postage fee Australia wide is $12.90
For orders below $120, the express postage fee Australia wide is $19.90

TRACKING

We aim to dispatch all orders within 1-2 days. Once your order is dispatched, you will get an email with a tracking number with a clickable link. Alternatively, you can simply visit AusPost and enter your tracking number.

If your delivery seems to be taking longer than expected, please email us at sales@oxygennutrition.com.au, and we would be happy to follow it up for you!

REFUNDS AND RETURNS
We have a 30 Day refund/ return policy. However, please find our full list of terms and conditions here.

MORE QUESTIONS?

Have a full read of our shipping policy here or reach out to us directly.
You can email sales@oxygennutrition.com.au or buzz us on 02 6290 6635.
Happy shopping Oxygen crew!

Please Note: This is a nutrition panel for a specific size and flavour and may reflect a different variant to the one you have selected. Ingredients may vary depending on flavour and size. Please reach out to our customer service team for any questions about a specific variant.